2021-03-02 17:38:19: ERROR[Main]: Main menu error: Runtime error from mod '' in callback handleMainMenuButtons(): ...5.4.0-win64\bin\..\builtin\mainmenu\dlg_contentstore.lua:586: attempt to compare number with nil
2021-03-02 17:38:19: ERROR[Main]: stack traceback:
2021-03-02 17:38:19: ERROR[Main]: 	...5.4.0-win64\bin\..\builtin\mainmenu\dlg_contentstore.lua:586: in function 'update_paths'
2021-03-02 17:38:19: ERROR[Main]: 	...5.4.0-win64\bin\..\builtin\mainmenu\dlg_contentstore.lua:992: in function 'create_store_dlg'
2021-03-02 17:38:19: ERROR[Main]: 	...test-5.4.0-win64\bin\..\builtin\mainmenu\tab_content.lua:157: in function 'handle_buttons'
2021-03-02 17:38:19: ERROR[Main]: 	...minetest\minetest-5.4.0-win64\bin\..\builtin\fstk\ui.lua:142: in function 'handle_buttons'
2021-03-02 17:38:19: ERROR[Main]: 	...minetest\minetest-5.4.0-win64\bin\..\builtin\fstk\ui.lua:186: in function <...minetest\minetest-5.4.0-win64\bin\..\builtin\fstk\ui.lua:172>